Mesa (master): zink: add util function for returning previous batch
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Thu Feb 25 02:32:12 UTC 2021
Module: Mesa
Branch: master
Commit: c271ac0066a637c18cb6db2278676c2f3bd46f33
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=c271ac0066a637c18cb6db2278676c2f3bd46f33
Author: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Date: Wed Sep 30 12:54:10 2020 -0400
zink: add util function for returning previous batch
Reviewed-by: Dave Airlie <airlied at redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9243>
---
src/gallium/drivers/zink/zink_context.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/src/gallium/drivers/zink/zink_context.h b/src/gallium/drivers/zink/zink_context.h
index 77ae3953cb3..141bfc33e0f 100644
--- a/src/gallium/drivers/zink/zink_context.h
+++ b/src/gallium/drivers/zink/zink_context.h
@@ -204,6 +204,18 @@ zink_curr_batch(struct zink_context *ctx)
return ctx->batches + ctx->curr_batch;
}
+static inline struct zink_batch *
+zink_prev_batch(struct zink_context *ctx)
+{
+ unsigned curr_batch = ctx->curr_batch;
+ if (!curr_batch)
+ curr_batch = ZINK_NUM_GFX_BATCHES - 1;
+ else
+ curr_batch--;
+ assert(curr_batch < ARRAY_SIZE(ctx->batches));
+ return ctx->batches + curr_batch;
+}
+
struct zink_batch *
zink_batch_rp(struct zink_context *ctx);
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